Submission #644522

#	Time	Username	Problem	Language	Result	Execution time	Memory
644522		ali72	Telefoni (COCI17_telefoni)	C++17	80 / 80	13 ms	1492 KiB

telefoni

#include <bits/extc++.h>
using namespace std;
using namespace __gnu_pbds;
#define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update>

void ALI_72(){
    int n,d;
    cin >> n >> d;
    vector < int > v(n);
    for(auto& i : v) cin >> i;
    int ans = 0,  point = 0;
    for(int i = 0;i < n;i++){
        if(v[i]){
            point = i + d;
            continue;
        }else if(i == point){
            ans++;
            point = i + d;
        }
    }
    cout << ans << '\n';

}
signed main()
{
    ios_base :: sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    int t = 1;
    //cin >> t;
    while(t--){
     ALI_72();
   }

    return 0;
}

• Subtask 1: 80 / 80